Accumulated Other Comprehensive Income (Loss) - Components of Accumulated Comprehensive Loss (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 29, 2018	Sep. 30, 2017	Sep. 29, 2018	Sep. 30, 2017
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]
Beginning Balance, Gains and Losses on Hedging Derivatives	$ (6,800)	$ (300)	$ (2,800)	$ 750
Other comprehensive income (loss) before reclassifications, Gains and Losses on Hedging Derivatives	(1,393)	405	(5,792)	(1,301)
Amounts reclassified from accumulated other comprehensive (loss) income into earnings, Gains and Losses on Hedging Derivatives	193	195	592	851
Net current-period other comprehensive income (loss), Gains and Losses on Hedging Derivatives	(1,200)	600	(5,200)	(450)
Ending Balance, Gains and Losses on Hedging Derivatives	(8,000)	300	(8,000)	300
Beginning Balance, Foreign Currency Gains and losses	(294,864)	(300,212)	(257,513)	(326,170)
Other comprehensive income (loss) before reclassifications, Foreign Currency Gains and Losses	22,625	74,479	(14,726)	100,437
Amounts reclassified from accumulated other comprehensive (loss) income into earnings, Foreign Currency Gains and Losses	0	0	0	0
Net current-period other comprehensive (loss) income, Foreign Currency Gains and losses	22,625	74,479	(14,726)	100,437
Ending Balance, Foreign Currency Gains and losses	(272,239)	(225,733)	(272,239)	(225,733)
Beginning Balance, Adjustment to Early Retiree Medical Plan	5,632	7,577	5,632	7,577
Other comprehensive income (loss) before reclassifications, Adjustment to Early Retiree Medical Plan	0	0	0	0
Amounts reclassified from accumulated other comprehensive (loss) income into earnings, Adjustment to Early Retiree Medical Plan	0	0	0	0
Net current-period other comprehensive (loss) income , Adjustment to Early Retiree Medical Plan	0	0	0	0
Ending Balance, Adjustment to Early Retiree Medical Plan	5,632	7,577	5,632	7,577
Beginning Balance	(296,032)	(292,935)	(254,681)	(317,843)
Other comprehensive income (loss) before reclassifications	21,232	74,884	(20,518)	99,136
Amounts reclassified from accumulated other comprehensive (loss) income into earnings	193	195	592	851
Net current-period other comprehensive income (loss)	21,425	75,079	(19,926)	99,987
Ending Balance	$ (274,607)	$ (217,856)	$ (274,607)	$ (217,856)